package Dao;

import java.util.List;

import Data.UserFriend;


public interface FriendDao {
    	
    	public void insetFriends( UserFriend userFriend ) ;
    	
    	public List<UserFriend> queryFriend( String userId ) ;
    	
    	public void deleteFriend( UserFriend userFriend ) ;
    	
    	public void deleteFriends( String userId ) ;
}
